Design a distributed system for a political election. Note that not
only should such a system provide guarantees of authenticity,
non-repudiation, and non-replay, but it must also protect the identity
of voters!

What are the salient features for a distributed online publishing system to
provide guarantees that people can identify the authentic manuscript
they might retrieve.

Consider the design of a data compression technique for Video or
Audio - how might cryptography be applied inline to provide secrecy?